As to terrible triad injury of elbow joint, because of the complexity of the surrounding anatomy of the elbow joint, the limited biomechanical study, the difficult treatments, and the poor prognosis, the choice of the treatment scheme is still controversial. This article summarizes the anatomy, injury mechanism, surgical treatment and prognosis of elbow joint by retrieving a large number of references. Currently, there are various surgical treatments for triad injury of elbow joint, but due to individual differences, the clinical efficacy is mostly uncertain. In the treatment of triad injury of elbow joint, most orthopedics doctors still choose the lateral surgical approach to fix the coronary fracture, repair or replace the radial head, routinely repair the lateral collateral ligament, and not recommend to repair the medial collateral ligament, so it still remains to be discussed.